package com.youdianda.mapper;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;

@Mapper
@Repository()
public interface YddTagMapper {
    /**
     * 分类总数
     * @return
     */
    @Select("select count(*) from ydd_tag")
    Integer getNumber();
}
